DNSChain 0.5

[taoeffect]

Please help us review DNSChain 0.5!

If you see anything questionable please point it out!

What's new in DNSChain 0.5!

• New Features:
  • Basic Openname Resolver RESTful API support!
  • Built-in HTTPS server that can route multiple services over the same IP and port thanks to @SGrondin
  • Automatically generates 4096-bit HTTPS key/certificate pair for you
  • Redis caching for both DNS and HTTP requests thanks to @WeMeetAgain
  • Traffic throttling for both DNS and HTTP requests thanks to @SGrondin
  • Super simple to add any new blockchain to DNSChain thanks to major refactoring work by @WeMeetAgain
  • NXT blockchain support thanks to @toenu23 (this means a nxt.dns metaTLD and .nxt TLD resolution)
  • Query DNS records over HTTPS using either new Openname API or icann.dns metaTLD! (by @WeMeetAgain)
  • Ability to specify configuration file path for any supported blockchain via the dnschain configuration (@WeMeetAgain, again!)
  • RESTful API to fetch server fingerprint (Closes #44).
• Improvements:
  • Complete overhaul, refactoring, and improvement of the entire code base
  • Travic CI support
  • Comprehensive testing suite with complete code coverage for all critical files (excludes some error handlers and datasources)
  • Replaced a lot of callback code with Promises (still more to be done!)
  • All DNSChain components/servers are started and shutdown asynchronously (using Promise based API)
  • Precisely specified dependency versions to spare sysadmins any annoying surprises
  • Added badges for NPM version, Travis build status, and Gitter to top of README
  • All Namecoin data is now returned for HTTP(S) queries (txid, expires_in, etc.)
• Documentation:
  • Comparisons to TACK, HPKP, and Thin Clients
  • Numerous miscellaneous improvements to documentation
  • Updated Contributors list in README
  • Added badges for NPM version, Travis build status, and Gitter chat to top of README
  • This release includes the brand new documentation by @mdw and @taoeffect
• Fixes:
  • Closed #111: TypeError on startup on CentOS machines
  • Closed #90 and #87: Exception on access to unknown metaTLD